Cylinder Block Stiffener 3970102

positive OEM
Part# 3970102
OLD# 4891166
Structural reinforcement plate supporting engine cylinder block stability.
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Description

The Cummins Cylinder Block Stiffener (3970102) is a structural reinforcement component designed to enhance the stability of engine cylinder blocks. It provides additional support to reduce stress and vibration during engine operation, contributing to improved engine durability and operational efficiency.

Key Specifications

  • Application: Tier 3 6.7L ISB/QSB engines, B4.5 RGT, B6.7 G CM, OH6.0 B125, ISB/ISD4.5 CM2150 B119, ISB/ISD6.7 CM2150 SN, ISBE CM2150, ISBE CM800, ISBE4 CM850, ISD4.5 CM2220 D108, QSB4.5 CM2250 EC, QSB4.5 CM850, QSB7 CM2880 B117
  • Function: Reinforces cylinder block structural integrity
  • Compatibility: Cummins ISB, ISD, ISBE, QSB engine series
  • Construction: Metal plate, cast steel
  • Features: Stress distribution, vibration dampening, precise fit design
  • Quality: OEM Cummins part

Shipping Info

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More Information

Current Part# 3970102
Old Part No.: 4891166
Type OEM
Part# variations 3970102 CUM,
3970102CUM
Manufacturer Cummins
Warranty Standard Manufacturer Warranty